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IO

ION Geophysical Corporation

Delisted

IO was delisted on the 18th of May, 2022.

Name Holding Trade Value Shares
Change
Change in
Stake
Millennium Management
26
Millennium Management
New York
$132K +$258K +25,388 New
NJBEST
27
New Jersey Better Educational Savings Trust
New Jersey
$114K +$61K +6,000 +38%
TCIM
28
TIAA CREF Investment Management
New York
$111K
Charles Schwab
29
Charles Schwab
California
$103K -$373K -36,675 -65%
Morgan Stanley
30
Morgan Stanley
New York
$100K -$8.64K -850 -4%
PPA
31
Parametric Portfolio Associates
Washington
$91K +$27.2K +2,677 +18%
ARTA
32
A.R.T. Advisors
New York
$90K +$177K +17,445 New
Walleye Trading
33
Walleye Trading
New York
$89K +$175K +17,186 New
EGM
34
Engineers Gate Manager
New York
$85K +$166K +16,334 New
California State Teachers Retirement System (CalSTRS)
35
California State Teachers Retirement System (CalSTRS)
California
$84K
PP
36
PDT Partners
New York
$84K
RhumbLine Advisers
37
RhumbLine Advisers
Massachusetts
$75K +$147K +14,506 New
California Public Employees Retirement System
38
California Public Employees Retirement System
California
$72K
Axa
39
Axa
France
$70K -$81.3K -8,000 -37%
New York State Common Retirement Fund
40
New York State Common Retirement Fund
New York
$61K
CSS
41
Cubist Systematic Strategies
Connecticut
$51K +$100K +9,858 New
Bank of America
42
Bank of America
North Carolina
$37K +$25.9K +2,544 +57%
AIG
43
American International Group
New York
$36K -$549 -54 -0.8%
DCM
44
Dupont Capital Management
Delaware
$35K
UBS Group
45
UBS Group
Switzerland
$34K -$2.21K -217 -3%
TRCT
46
Tower Research Capital (TRC)
New York
$20K +$37.4K +3,679 +2,666%
Federated Hermes
47
Federated Hermes
Pennsylvania
$13K +$23.3K +2,289 +1,379%
PHK
48
Point72 Hong Kong
Hong Kong
$10K +$19.2K +1,893 New
Legal & General Group
49
Legal & General Group
United Kingdom
$8K
AIP
50
Ameritas Investment Partners
Nebraska
$5K